Finding the Fourth Proportional to 2,586,390.50, 3,569,497.97 and 1,424,955.44
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Solution
The fourth proportional to 2,586,390.50, 3,569,497.97 and 1,424,955.44 is: 1,966,592.26
Step by Step Solution
- Step 1: Write the proportion equation
2,586,390.50 : 3,569,497.97 = 1,424,955.44 : x - Step 2: Convert to fraction form
2,586,390.50/3,569,497.97 = 1,424,955.44/x - Step 3: Cross multiply
2,586,390.50x = 3,569,497.97 × 1,424,955.44 - Step 4: Simplify right side
2,586,390.50x = 5,086,375,550,420.46 - Step 5: Solve for x
x = 5,086,375,550,420.46/2,586,390.50 - Step 6: Final answer
x = 1,966,592.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.